Re: [PATCH v2 1/2] Documentation: tpm: add the IBM Virtual TPM device tree binding documentation
From: Jarkko Sakkinen <hidden>
Date: 2016-09-29 11:04:13
Also in:
linux-i2c
On Wed, Sep 28, 2016 at 04:30:40AM -0400, Nayna Jain wrote:
quoted hunk ↗ jump to hunk
Virtual TPM, which is being used on IBM POWER7+ and POWER8 systems running POWERVM, is currently supported by tpm device driver but lacks the documentation. This patch adds the missing documentation for the existing support. Suggested-by: Jason Gunthorpe <redacted> Signed-off-by: Nayna Jain <redacted> --- Changelog v2: - New Patch .../devicetree/bindings/security/tpm/ibmvtpm.txt | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/security/tpm/ibmvtpm.txtdiff --git a/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt b/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt new file mode 100644 index 0000000..d89f999 --- /dev/null +++ b/Documentation/devicetree/bindings/security/tpm/ibmvtpm.txt@@ -0,0 +1,41 @@ +* Device Tree Bindings for IBM Virtual Trusted Platform Module(vtpm) + +Required properties: + +- compatible : property name that conveys the platform architecture + identifiers, as 'IBM,vtpm' +- device_type : specifies type of virtual device
A generic device tree question. What is the difference between these fields? Why the I2C one does have 'device_type'? /Jarkko